-al -er -ic a-a a-c a-i a-t aaa aac aae aag aai aal aan aar aat ac- aca acc ace acg aci acl acn acr act aea aec aee aeg aei ael aen aer aet ag- aga agc age agg agi agl agn agr agt ai- aia aic aie aig aii ail ain air ait al- ala alc ale alg ali all aln alr alt an- ana anc ane ang ani anl ann anr ant ar- ara arc are arg ari arl arn arr art at- ata atc ate atg ati atl atn atr att c-- caa cac cae cag cai cal can car cat cca ccc cce ccg cci ccl ccn ccr cct ce- cea cec cee ceg cei cel cen cer cet cga cgc cge cgg cgi cgl cgn cgr cgt ci- cia cic cie cig cii cil cin cir cit cl- cla clc cle clg cli cll cln clr clt cn- cna cnc cne cng cni cnl cnn cnr cnt cra crc cre crg cri crl crn crr crt cta ctc cte ctg cti ctl ctn ctr ctt eaa eac eae eag eai eal ean ear eat ec- eca ecc ece ecg eci ecl ecn ecr ect eea eec eee eeg eel een eer eet ega egc ege egg egi egl egn egr egt eia eic eie eig eii eil ein eir eit ela elc ele elg eli ell eln elr elt en- ena enc ene eng eni enl enn enr ent era erc ere erg eri erl ern err ert eta etc ete etg eti etl etn etr ett gaa gac gae gag gai gal gan gar gat gca gcc gce gcg gci gcl gcn gcr gct ge- gea gec gee geg gei gel gen ger get gga ggc ggg ggi ggn ggr ggt gia gic gie gig gii gil gin gir git gla glc gle glg gli gll gln glr glt gna gnc gne gni gnl gnn gnr gnt gra grc gre grg gri grl grn grr grt gta gtc gte gtg gti gtl gtn gtr gtt ia- iaa iac iae iag iai ial ian iar iat ica icc ice icg ici icl icn icr ict ie- iea iec iee ieg iei iel ien ier iet iga igc ige igg igi igl ign igr igt iia iic iie iii iil iin iir iit il- ila ilc ile ilg ili ill iln ilr ilt in- ina inc ine ing ini inl inn inr int ir- ira irc ire irg iri irl irn irr irt ita itc ite itg iti itl itn itt la- laa lac lae lag lai lal lan lar lat lca lcc lce lcg lci lcl lcn lcr lct lea lec lee leg lei lel len ler let lga lgc lge lgg lgi lgl lgn lgr lgt lia lic lie lig lii lil lin lir lit lla llc lle llg lli lll lln llr llt lna lnc lne lng lni lnl lnn lnr lnt lra lrc lrg lri lrn lrr lrt lta ltc lte ltg lti ltl ltr ltt n-i naa nac nae nag nai nal nan nar nat nca ncc nce ncg nci ncl ncn ncr nct ne- nea nec nee neg nei nel nen ner net nga ngc nge ngg ngi ngl ngn ngt nia nic nie nig nii nil nin nir nit nla nlc nle nlg nli nll nln nlr nlt nna nnc nne nng nni nnl nnn nnt nra nrc nre nrg nri nrl nrn nrr nrt nta ntc nte ntg nti ntn ntr ntt ra- raa rac rae rag rai ral ran rar rat rca rcc rce rcg rci rcl rcn rcr rct re- rea rec ree reg rei rel ren rer ret rga rgc rge rgg rgi rgn rgr rgt ria ric rie rig rii ril rin rir rit rla rlc rle rlg rli rll rln rlr rlt rna rnc rng rni rnn rnr rnt rra rrc rrg rri rrl rrn rrr rrt rta rtc rte rtg rti rtl rtn rtr rtt taa tac tae tag tai tal tan tar tat tca tcc tce tcg tci tcl tcn tcr tct te- tea tec tee teg tei tel ten ter tet tga tgc tge tgg tgi tgl tgn tgr tgt tia tic tie tig tii til tin tir tit tla tlc tle tlg tli tll tln tlr tlt tna tnc tne tng tni tnl tnn tnr tnt tra trc tre trg tri trl trn trr trt tta ttc tte ttg tti ttl ttn ttr ttt